projector

noun

pro·​jec·​tor prə-ˈjek-tər 

1

: one that plans a project

specifically : promoter

2

: one that projects: such as

a

: a device for projecting a beam of light

b

: an optical instrument for projecting an image upon a surface

c

: a machine for projecting movies on a screen

3

: an imagined line from an object to a surface along which projection takes place

Examples of projector in a Sentence

Recent Examples on the Web

Perf means the perforations running along the film strip as it is pulled through the projector, and generally the higher the amount of perforations, the higher-quality the image. —Jazz Tangcay, Variety, 26 Sep. 2025

The smart projector sports technology to reduce banding for smoother tonal transitions, and a system algorithm is reported capable of real-time adjustment of HDR tone mapping depending on screen size, ambient light and content type. —New Atlas, 25 Sep. 2025

Check out our other guides to the best telescopes, binoculars, cameras, star projectors, drones, lego and much more. —Harry Bennett, Space.com, 19 Sep. 2025

Just like the cameras, VistaVision projectors must also run the film horizontally. —Jim Hemphill, IndieWire, 18 Sep. 2025

Word History

First Known Use

1596, in the meaning defined at sense 1

Phrases Containing projector

• opaque projector
• overhead projector

Rhymes for projector

• bisector
• collector
• connector
• corrector
• defector
• deflector
• detector
• director
• dissector
• effector
• ejector
• elector

Kids Definition

projector

noun

pro·​jec·​tor prə-ˈjek-tər 

: a machine for projecting an image or pictures upon a surface

a motion-picture projector

a slide projector